Paul Gregory vs. Art Smith — Career Comparison

On the career pitching numbers, Paul Gregory posted a stronger line than Art Smith. Paul Gregory posted stronger numbers in ERA (4.72 vs 11.57) and WHIP (1.568 vs 3.000). By the career numbers, Paul Gregory had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.